521897880335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1\times {\mathrm{1399}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 686622182400

約数和(自身を除く): 164724302065

約数列:

[1, 5, 13, 65, 131, 193, 227, 655, 965, 1135, 1399, 1703, 2509, 2951, 6995, 8515, 12545, 14755, 18187, 25283, 29737, 43811, 90935, 126415, 148685, 183269, 219055, 270007, 317573, 328679, 386581, 569543, 916345, 1350035, 1587865, 1643395, 1932905, 2382497, 2847715, 3510091, 4128449, 5739241, 11912485, 17550455, 20642245, 28696205, 35370917, 41602063, 61291589, 74610133, 176854585, 208010315, 306457945, 373050665, 459821921, 540826819, 796790657, 2299109605, 2704134095, 3983953285, 8029198159, 40145990795, 104379576067, 521897880335]

約数ペア:

[(1, 521897880335), (5, 104379576067), (13, 40145990795), (65, 8029198159), (131, 3983953285), (193, 2704134095), (227, 2299109605), (655, 796790657), (965, 540826819), (1135, 459821921), (1399, 373050665), (1703, 306457945), (2509, 208010315), (2951, 176854585), (6995, 74610133), (8515, 61291589), (12545, 41602063), (14755, 35370917), (18187, 28696205), (25283, 20642245), (29737, 17550455), (43811, 11912485), (90935, 5739241), (126415, 4128449), (148685, 3510091), (183269, 2847715), (219055, 2382497), (270007, 1932905), (317573, 1643395), (328679, 1587865), (386581, 1350035), (569543, 916345)]